Home / 56,997,147.20-85,487,426.40-16,603,419.20

Finding the Fourth Proportional to 56,997,147.20, 85,487,426.40 and 16,603,419.20

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Solution

The fourth proportional to 56,997,147.20, 85,487,426.40 and 16,603,419.20 is: 24,902,712.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,997,147.20 : 85,487,426.40 = 16,603,419.20 : x
  2. Step 2: Convert to fraction form
    56,997,147.20/85,487,426.40 = 16,603,419.20/x
  3. Step 3: Cross multiply
    56,997,147.20x = 85,487,426.40 × 16,603,419.20
  4. Step 4: Simplify right side
    56,997,147.20x = 1,419,383,576,848,347
  5. Step 5: Solve for x
    x = 1,419,383,576,848,347/56,997,147.20
  6. Step 6: Final answer
    x = 24,902,712.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.